[INFO] cloning repository https://github.com/maxcell/arduino-controlled-blink
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxcell/arduino-controlled-blink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcell%2Farduino-controlled-blink", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcell%2Farduino-controlled-blink'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4749aede04a4046a720dad45feaee81591f1257c
[INFO] checking maxcell/arduino-controlled-blink against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxcell%2Farduino-controlled-blink" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxcell/arduino-controlled-blink on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/maxcell/arduino-controlled-blink
[INFO] finished tweaking git repo https://github.com/maxcell/arduino-controlled-blink
[INFO] tweaked toml for git repo https://github.com/maxcell/arduino-controlled-blink written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/maxcell/arduino-controlled-blink already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 009a7c06635ae7ba0faf047093c7b6625f862ff21c32e148cf368f61de5533f7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "009a7c06635ae7ba0faf047093c7b6625f862ff21c32e148cf368f61de5533f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "009a7c06635ae7ba0faf047093c7b6625f862ff21c32e148cf368f61de5533f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009a7c06635ae7ba0faf047093c7b6625f862ff21c32e148cf368f61de5533f7", kill_on_drop: false }`
[INFO] [stdout] 009a7c06635ae7ba0faf047093c7b6625f862ff21c32e148cf368f61de5533f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7db12e70e7abf9d1ad2375b3ceae665847b9ee637791fd9df7f410df96387d09
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7db12e70e7abf9d1ad2375b3ceae665847b9ee637791fd9df7f410df96387d09", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]    Compiling avr-device-macros v0.2.3
[INFO] [stderr]     Checking avr-device v0.2.3
[INFO] [stderr]     Checking ufmt v0.1.0
[INFO] [stderr]     Checking avr-hal-generic v0.1.0 (https://github.com/Rahix/avr-hal?rev=d17a441a667dd65e5a9be75b0e71d1beadf93e84#d17a441a)
[INFO] [stderr]     Checking atmega328p-hal v0.1.0 (https://github.com/Rahix/avr-hal?rev=d17a441a667dd65e5a9be75b0e71d1beadf93e84#d17a441a)
[INFO] [stderr]     Checking arduino-uno v0.1.0 (https://github.com/Rahix/avr-hal?rev=d17a441a667dd65e5a9be75b0e71d1beadf93e84#d17a441a)
[INFO] [stderr]     Checking arduino-controlled-blink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: Ensure that you are using an AVR target! You may need to change directories or pass a --target flag to cargo. See
[INFO] [stdout]        https://github.com/Rahix/avr-device/pull/41 for more details.
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[arduino_uno::entry]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_halt` (which `arduino_controlled_blink` depends on)
[INFO] [stdout]   = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-6266186d604c7c2e.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/836c31742687ba4e2f857b5b698e1e9e6b67619c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-61556e43b375c2c0.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arduino-controlled-blink`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: Ensure that you are using an AVR target! You may need to change directories or pass a --target flag to cargo. See
[INFO] [stdout]        https://github.com/Rahix/avr-device/pull/41 for more details.
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[arduino_uno::entry]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7db12e70e7abf9d1ad2375b3ceae665847b9ee637791fd9df7f410df96387d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db12e70e7abf9d1ad2375b3ceae665847b9ee637791fd9df7f410df96387d09", kill_on_drop: false }`
[INFO] [stdout] 7db12e70e7abf9d1ad2375b3ceae665847b9ee637791fd9df7f410df96387d09